/*
 * (c) Copyright 2010-2011 AgileBirds
 *
 * This file is part of OpenFlexo.
 *
 * OpenFlexo is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * OpenFlexo is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with OpenFlexo. If not, see <http://www.gnu.org/licenses/>.
 *
 */

package org.openflexo.xmlcode;

import java.lang.reflect.InvocationTargetException;

/**
 * <p>
 * Exception thrown when invoking a class accessor during coding or decoding process.
 * </p>
 * The <code>message</code> (see {@link #getMessage()}) contains the error description, and <code>targetException</code> (see
 * {@link #getTargetException()})
 * 
 * @author <a href="mailto:Sylvain.Guerin@enst-bretagne.fr">Sylvain Guerin</a>
 * @see XMLCoder
 * @see XMLDecoder
 */
public class AccessorInvocationException extends RuntimeException {

	protected Throwable targetException;

	/**
	 * Creates a new <code>AccessorInvocationException</code> instance.
	 * 
	 * @param exception
	 * 
	 */
	public AccessorInvocationException(InvocationTargetException exception) {

		super("Exception raised during accessors execution: " + exception.getTargetException().getMessage());
		targetException = exception.getTargetException();
	}

	/**
	 * Creates a new <code>AccessorInvocationException</code> instance given a message <code>aMessage</code>
	 * 
	 * @param aMessage
	 *            a <code>String</code> value
	 * @param exception
	 */
	public AccessorInvocationException(String aMessage, InvocationTargetException exception) {

		super(aMessage + " : " + exception.getTargetException().getClass().getName() + "[message="
				+ exception.getTargetException().getMessage() + "]");
		targetException = exception.getTargetException();
	}

	/**
	 * Return the exception thrown during accessor invocation
	 * 
	 * @return
	 */
	public Throwable getTargetException() {
		return targetException;
	}

	@Override
	public Throwable getCause() {
		return getTargetException();
	}

}